Change the fake_big_file test command so that it fails for files larger than

2MB on Windows, as we have observed that Window10 will sometimes bluescreen
when operating on very large sparse files.

FossilOrigin-Name: d39ffd2abadcc85c46ba17612f9f575005b4818e18bf39362b8ee574837cfad9

1 files changed, 7 insertions, 0 deletions

diff --git a/src/test2.c b/src/test2.c
index 850e1e1a0..d3c1fab2e 100644
--- a/src/test2.c
+++ b/src/test2.c
@@ -521,6 +521,13 @@ static int SQLITE_TCLAPI fake_big_file(
     return TCL_ERROR;
   }
   if( Tcl_GetInt(interp, argv[1], &n) ) return TCL_ERROR;
+#if defined(_WIN32)
+  if( n>2 ){
+    Tcl_AppendResult(interp, "cannot create %dMB file because Windows "
+       "does not support sparse files", n);
+    return TCL_ERROR;
+  }
+#endif
 
   pVfs = sqlite3_vfs_find(0);
   nFile = (int)strlen(argv[2]);